Mercurial > hg > graal-compiler
view graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/ir/MemoryCheckpointNode.java @ 3074:45ba159b4bd1
Added memory dependencies.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Fri, 24 Jun 2011 15:39:54 +0200 |
parents | graal/com.oracle.max.graal.compiler/src/com/oracle/max/graal/compiler/ir/MemoryMergeNode.java@16043c211a98 |
children |
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/* * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.max.graal.compiler.ir; import com.oracle.max.graal.compiler.gen.*; import com.oracle.max.graal.graph.*; import com.sun.cri.ci.*; public final class MemoryCheckpointNode extends AbstractMemoryCheckpointNode { private static final int SUCCESSOR_COUNT = 0; private static final int INPUT_COUNT = 0; public MemoryCheckpointNode(Graph graph) { this(CiKind.Illegal, 0, 0, graph); } public MemoryCheckpointNode(CiKind result, int inputCount, int successorCount, Graph graph) { super(result, inputCount + INPUT_COUNT, successorCount + SUCCESSOR_COUNT, graph); } @Override public <T extends Op> T lookup(Class<T> clazz) { if (clazz == LIRGenerator.LIRGeneratorOp.class) { return null; } return super.lookup(clazz); } @Override public Node copy(Graph into) { return new MemoryCheckpointNode(into); } }